Row sums of triangle A067330; also of triangle A067418.

Terms

a(0) =1a(1) =3a(2) =10a(3) =25a(4) =60a(5) =133a(6) =284a(7) =585a(8) =1175a(9) =2310a(10) =4464a(11) =8502a(12) =15995a(13) =29775a(14) =54920a(15) =100487a(16) =182556a(17) =329555a(18) =591550a(19) =1056405a(20) =1877821a(21) =3323868a(22) =5860800a(23) =10297500a(24) =18033925a(25) =31487643a(26) =54824854a(27) =95211205a(28) =164948700a(29) =285121105